www.pudn.com > WaveCtrl_demo.zip > DSoundView.cpp

// DSoundView.cpp : implementation of the CDSoundView class 
// 
 
#include "stdafx.h" 
#include "DSound.h" 
 
#include "DSoundDoc.h" 
#include "DSoundView.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
///////////////////////////////////////////////////////////////////////////// 
// CDSoundView 
 
IMPLEMENT_DYNCREATE(CDSoundView, CView) 
 
BEGIN_MESSAGE_MAP(CDSoundView, CView) 
	//{{AFX_MSG_MAP(CDSoundView) 
	ON_WM_SIZE() 
	ON_WM_SETFOCUS() 
	ON_WM_KILLFOCUS() 
	ON_COMMAND_RANGE(ID_COMMAND_PLAY,ID_COMMAND_STOP,OnCommandPlay) 
	//}}AFX_MSG_MAP 
	// Standard printing commands 
	ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint) 
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint) 
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview) 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CDSoundView construction/destruction 
 
CDSoundView::CDSoundView() 
{ 
	// TODO: add construction code here 
	memset(&m_text,-1,sizeof(TEXTMETRIC)); 
	dr=false; 
	create=false; 
} 
 
CDSoundView::~CDSoundView() 
{ 
} 
 
BOOL CDSoundView::PreCreateWindow(CREATESTRUCT& cs) 
{ 
	// TODO: Modify the Window class or styles here by modifying 
	//  the CREATESTRUCT cs 
 
	return CView::PreCreateWindow(cs); 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CDSoundView drawing 
void CDSoundView::OnDraw(CDC* pDC) 
{ 
	CDSoundDoc* pDoc = GetDocument(); 
	ASSERT_VALID(pDoc); 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CDSoundView printing 
 
BOOL CDSoundView::OnPreparePrinting(CPrintInfo* pInfo) 
{ 
	// default preparation 
	return DoPreparePrinting(pInfo); 
} 
 
void CDSoundView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) 
{ 
	// TODO: add extra initialization before printing 
} 
 
void CDSoundView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/) 
{ 
	// TODO: add cleanup after printing 
} 
 
///////////////////////////////////////////////////////////////////////////// 
// CDSoundView diagnostics 
 
#ifdef _DEBUG 
void CDSoundView::AssertValid() const 
{ 
	CView::AssertValid(); 
} 
 
void CDSoundView::Dump(CDumpContext& dc) const 
{ 
	CView::Dump(dc); 
} 
 
CDSoundDoc* CDSoundView::GetDocument() // non-debug version is inline 
{ 
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CDSoundDoc))); 
	return (CDSoundDoc*)m_pDocument; 
} 
#endif //_DEBUG 
 
///////////////////////////////////////////////////////////////////////////// 
// CDSoundView message handlers 
 
 
 
void CDSoundView::OnUpdate(CView* pSender, LPARAM lHint, CObject* pHint)  
{ 
	// TODO: Add your specialized code here and/or call the base class 
	 
	Invalidate(); 
} 
 
 
BOOL CDSoundView::OnScroll(UINT nScrollCode, UINT nPos, BOOL bDoScroll)  
{ 
	// TODO: Add your specialized code here and/or call the base class 
	Invalidate(); 
	 
	return CView::OnScroll(nScrollCode, nPos, bDoScroll); 
} 
 
void CDSoundView::OnInitialUpdate()  
{ 
	CView::OnInitialUpdate(); 
	CDSoundDoc* pDoc = GetDocument(); 
 
	CRect rect; 
	GetClientRect(&rect); 
	pDoc->m_wave->Create(WS_VISIBLE | WS_CHILD, rect, this, 1000); 
	create=true; 
	 
} 
 
void CDSoundView::OnSize(UINT nType, int cx, int cy)  
{ 
	CView::OnSize(nType, cx, cy); 
	 
	CRect rect; 
	GetClientRect(&rect); 
	DWORD siz=0; 
	siz=(WORD)cy;//(rect.Height ()); 
	siz=siz<<16; 
	siz=siz|(WORD)cx; 
	// TODO: Add your message handler code here 
	CDSoundDoc* pDoc = GetDocument(); 
	 
	 
	if(create) 
		pDoc->m_wave->MoveWindow(0,0 , rect.Width (), rect.Height () ,true); 
	 
} 
 
void CDSoundView::OnSetFocus(CWnd* pOldWnd)  
{ 
	CView::OnSetFocus(pOldWnd); 
	 
	// TODO: Add your message handler code here 
	CDSoundDoc* pDoc = GetDocument(); 
	if(create) 
		pDoc->m_wave->PostMessage(WM_SETFOCUS,NULL,NULL); 
} 
 
void CDSoundView::OnKillFocus(CWnd* pNewWnd)  
{ 
	CView::OnKillFocus(pNewWnd); 
	CDSoundDoc* pDoc = GetDocument(); 
	if(create) 
		pDoc->m_wave->PostMessage(WM_KILLFOCUS,NULL,NULL); 
	 
	// TODO: Add your message handler code here 
	 
} 
 
void CDSoundView::OnCommandPlay(UINT nIndex)  
{ 
	// TODO: Add your command handler code here 
	CDSoundDoc* pDoc = GetDocument(); 
	if(nIndex==ID_COMMAND_PLAY) 
		pDoc->m_wave->Command(); 
	else 
		pDoc->m_wave->Command(false); 
 
}